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Anatomy - Block 1 > Lecture 3 Anatomy > Flashcards

Lecture 3 Anatomy Flashcards

1
Q

Pectoral Girdle

A

anything that connects the appendicular skeleton to the axial skeleton

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2
Q

Subclavian Artery consist of what arteries? Remember the mnemonic for this.

A

VIT C D

Vertebral Artery

Internal Thoracic Artery

Thyrocervical Trunk

  • Suprascapular Artery
  • Transverse Cervical Artery

Costocervical Trunk Artery

Dorsal Scapular Artery

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3
Q

The Vertebral Artery passes through the?

A

Transverse Foramen of Cervical Vertebrae and the suboccipital triangle

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4
Q

Trapezius is supplied by?

A
  • Dorsal Scapular Artery
    • Subclavian artery
  • Transverse cervical Artery
    • Subclavian artery
      • thyrocervical trunk
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5
Q

List Axillary Artery and it’s branches.. remember the mnemonic.

A

Screw, The Lawyer, Save A Patient

  • Superior Thoracic Artery
  • Thoracoacromial Artery
  • Lateral Thoracic Artery
  • Subscapular Artery
    • Thoracodorsal artery
  • Anterior Circumflex Humeral Artery
  • Posterior Circumflex Humeral Artery
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6
Q

Latissimus Dorsi is supplied by what artery?

A
  • Thoracodorsal artery
    • off of the Br. Subscapular Artery of the Axillary Artery
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7
Q

Innervation to muscles of the shoulder are supplied by what nerves?

A

Brachial Plexus

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8
Q

Peripheral Nerves have what amount of spinal levels supplying them?

A

SEVERAL SPINAL NERVES

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9
Q

Dermatomes have how many spinal levels?

A

ONLY one!

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10
Q

Pectoralis Major Proximal attachments?

A
  • Sternum
  • medial third of clavicle
  • costal cartilages of ribs 2-6.
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11
Q

Pectoralis Major Distal Attachments?

A
  • Lateral ridge of intertubercular groove
  • Lateral lip of the intertubercular groove (bicipital groove)
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12
Q

Pectoralis major artery supply?

A
  • Arteries Pectoral Artery
    • Br. of Thoracoacromial Artery of Axillary Artery
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13
Q

Pectoralis major nerve supply?

A
  • Medial and Lateral Pectoral Nerves
    • (Brs. Medial and lateral cords of BP)
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14
Q

Latissimus Dorsi attaches to the ?? lip of the intertubercular/bicipital groove.

A

MEDIAL lip

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15
Q

Deltoid Attachments

A
  • Superior Attachment
    • Lateral third of clavicle
    • Acromion Process
    • Scapular spine
  • Inferior Attachment
    • Deltoid Tuberosity (on the humerus)
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16
Q

Deltoid does how much of abduction?

A

90%

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17
Q

What arteries supplies the Deltoid?

A
  • Deltoid Branches of Thoracoacromial Artery
  • Post. Humeral Circumflex Artery
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18
Q

What nerve supplies the Deltoid?

A
  • Axillary Nerve
    • Br. of Posterior Cord of BP
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19
Q

What vein is the main venous drainages in the upper limb? Where exactly is it located? and where does it dump into?

A

Celphalic Vein runs through the Deltopectoral Groove and dumps into the Subclavian Vein

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20
Q

Where is the Subclavius located?

A

Subclavius runs just underneath the clavicle

  • helps stabilize the joint
    • If you shatter your clavicle, the bones will most likely puncture the subclavius instead of the axillary artery.
    • It is more of a protective muscle!
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21
Q

1st part of the Axillary Artery is?

A

Superior Thoracic Artery

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22
Q

What is 2nd of the axillary artery?

A
  • Thoracoacromial artery
    • Pectoral Branch
    • Clavicular Branch
    • Acromial Branch
    • Deltoid Branch
  • Lateral Thoracic artery
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23
Q

What is the 3rd parth of the Axillary Artery?

A
  • Subscapular Artery
    • Thoracodorsal Artery
    • Circumflex Scapular Artery
  • Anterior circumflex Humeral
  • Posterior Circumflex Humeral

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24
Q

All of these are a part of the Axillary artery except?

A. Posterior Circumflex Humeral Artery

B. Anterior Circumflex Humeral Artery

C. Subscapular Artery

D. Lateral Thoracic Artery

E. Thoracoacromial Artery

F. Superior Thoracic Artery

G. None of the above

A

None of the above

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25
Q

Dorsal Scapular Artery supplies which muscle(s)?

A. Trapezius

B. Rhomboid Major

C. Levator Scapulae

D. Rhomboid Minor

E. B, C and D

F. All of the Above

A

Trapezius

Rhomboid Major

Rhomboid Minor

Levator Scapulae

are all supplied by Dorsal Scapular Artery

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26
Q

Which muscle attaches to a portion of the bicipital groove?

A. Pectoralis Major

B. Pectoralis Minor

C. Latissimus Dorsi

D. A and C

E. All of the above

A

A. Pectoralis Major (LATERAL Lip)

C. Latissimus Dorsi (MEDIAL Lip)

27
Q

Pectoralis Minor Attachments, arteries, nerve?

A

Medial attachment: Surfaces of ribs 3-5

Lateral attachment: Corocoid Process

Arteries : Pectoral Branches of Thoracoacromial Artery Br. of Axillary Artery

Nerve: ONLY Medial Pectoral Nerve Br. of Medial Cord of BP

28
Q

Serratus Anterior attachments, arteries, innervation?

A

Anterior Attachment: Lateral surfaces of Ribs 1-8

Posterior Attachment: Vertebral (medial) border of scapular

LAteral Thoracic Artery

  • Br. of Axillary Artery

Innervation

  • LoNg Thoracic Nerve
29
Q

If you severe the medial pectoral nerve, which muscle(s) are affected?

A. Pectoralis Minor

B. Subclavius

C. Pectoralis Major

D. A and C

E.All of the above

A

Both Pec Major and Minor.

30
Q

What is the Quadrangular space?

A

Laterally: Shaft of the Humerus

Medially: Long head of the Triceps Brachii

Superiorly: Teres Minor Muscle

Inferiorly: Teres Major Muscle

31
Q

Is the Teres Major a Rotator Cuff muscle?

32
Q

What is apart of the rotator cuff muscles?

A

Posterior Scapula

  • Supraspinatus
  • Infraspinatus
  • Teres Minor
  • Subscapularis
33
Q

Supraspinatius and Infraspinatius innervation? Artery? What are these muscles apart of?

A
  • Suprascapular Artery
  • Suprascpulaar Nerve

Rotator Cuff

34
Q

Teres minor innervation?

A
  • Axillary Nerve
35
Q

What is Teres Majors is innervated by?

A

Lower Subscapular Nerve

36
Q

Where is the Suprascapular Nerve and Suprascapular Artery located in reference to the Superior Transverse Scapular Ligament?

A

Nerve is Under and Artery is Above the Superior Transverse Scapular Ligament.

37
Q

Subscapularis is innervated by?

A

Subscapular Nerve

38
Q

Radial Nerve and The Deep Brachial Artery run through the?

A

Spiral Groove of the Deltoid

39
Q

Which of the following is a branch off of the Thyrocervical Trunk that supplies the Trapezius?

A. Suprascapular Artery

B. Subscapular Artery

C. Transverse Cervical Artery

D. Internal Thoracic Artery

A

C. Transverse Cervical Artery

40
Q

Supraspinatus does how much of abduction percent wise?

41
Q

What is the most commonly torn rotator cuff muscle? and why?

A

The Supraspinatus due to its location and lack of vasuclarity.

42
Q

Label these, and what muscle is it associated with?

A
  • Transverse Cervical Artery supplies the Trapezius
  • Suprascapular supplies the supraspinatious and infraspinatious
  • All of these come off the thyrocervical trunk off of the Subclavian Artery.
43
Q

Label the arteries. And what muscles do these supply?

A
  • Thoracormoial Artery supplies comes off the Axillary Artery and it supplies the pectorial ,deltoid, clavicle, acromial branch.
  • Lateral Thoracic Artery supplies the serratus anterior and it comes off the Axillary Artery.
44
Q

Label the arteries

A

Subscapular Artery and the anterior, posterior circumflex artery.

45
Q
A

Thyrocervical trunk it comes off the the subclavian artery and it turn into two arteries. The suprascapular artery and the transverse cervical artery.

46
Q

What muscle is this? What is its inervations and arterial supply? attachments?

A

Pectoralis minor, ONLY median nerve, and the pectorial branches off of the thoracormial artery of the axillary artery.

Attachments: Medial: Surfaces of ribs 3-5.

Lateral: Corocoid Process.

47
Q

What vein is this? what does it do? and where is it located?

A

Cephalic Vein. runs through the Deltopectoral groove

One of the main venous drainages in the upper limbs.

Dumps into the subclavian vein

48
Q

What is this vein and what does it do?

A

Subclavian vein, and the cephalic vein dumps its stuff into it.

49
Q

Brachial plexus wraps around what artery??

A

Axillary artery

50
Q

What is this? What are the boundaries? What runs through?

A

Quadrangular space.

lLaterally: Shaft of the Humerus

lMedially: Long head of the Triceps Brachii

lSuperiorly: teres minor Muscle

lInferiorly: Teres Major Muscle

Axillary nerve and the PHC run through it.

51
Q

Label these major arteries

52
Q

What muscle is this? what is its innervations and arterial supply?

A

Serratus anterior. Long Thoracic nerve and The Lateral Thoracic Artery off of the Axillary Artery

54
Q

What is this? and what muscles does it have? what are each of the muscles innervations and arterial supply?

A

Rotator Cuff : Supraspinatious, infraspinatious, Teres Minor, and Subscapularis.

Suprascapular Artery and nerve for Supraspinatious and infraspinatious.

Teres minor has Subscapular artery and Posterior Cicumflex Artery off of the Axillary Artery. Nerve : Axillary nerve.

Subscapularis as Subscapular Artery and Subscapularis Nerve.

55
Q

What muscle is this? What is it apart of? What is its innervation? and arterial supply?

A

Subscapularis. Its apart of the rotator cuff. its innervation is the subscapularis nerve and artery.

56
Q

What is this muscle apart of? What is this muscle? what innervates it? and Arterial supply?

A

Superspinatious, rotator cuff, suprascapular artery and nerve.

57
Q

Muscle? Innervation? and Arterial supply

A

Infraspinatious, rotator cuff, suprascapular artery and nerve.

58
Q

muscle? innervation? arterial supply?

A

Teres minor, Axillary Nerve, and Subscapular Artery and Post Humeral Cicumflex Artery.

59
Q

Muscle? Artery? Nerve?

A

Teres Major

Subscapular Artery

Innervation Lower Subscapular Nerve

60
Q

What muscle?

A

Coracobrachialis

attachments: corocoid process

61
Q
A

LAteral Thoracic Artery

Anatomy - Block 1 (12 decks)

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